EP0104896A3 - Flowrate control for a blood flow system - Google Patents
Flowrate control for a blood flow system Download PDFInfo
- Publication number
- EP0104896A3 EP0104896A3 EP83305636A EP83305636A EP0104896A3 EP 0104896 A3 EP0104896 A3 EP 0104896A3 EP 83305636 A EP83305636 A EP 83305636A EP 83305636 A EP83305636 A EP 83305636A EP 0104896 A3 EP0104896 A3 EP 0104896A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blood
- flowrate
- speeds
- blood flow
- flow system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
- A61M1/301—Details
- A61M1/303—Details having a reservoir for treated blood to be returned
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
- A61M1/301—Details
- A61M1/305—Control of inversion point between collection and re-infusion phase
- A61M1/306—Pressure control, e.g. using substantially rigid closed or gas buffered or elastic reservoirs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/30—Single needle dialysis ; Reciprocating systems, alternately withdrawing blood from and returning it to the patient, e.g. single-lumen-needle dialysis or single needle systems for hemofiltration or pheresis
- A61M1/301—Details
- A61M1/305—Control of inversion point between collection and re-infusion phase
- A61M1/308—Volume control, e.g. with open or flexible containers, by counting the number of pump revolutions, weighing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S128/00—Surgery
- Y10S128/03—Heart-lung
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Urology & Nephrology (AREA)
- Anesthesiology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/423,381 US4464164A (en) | 1982-09-24 | 1982-09-24 | Flowrate control for a blood flow system |
US423381 | 1982-09-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0104896A2 EP0104896A2 (en) | 1984-04-04 |
EP0104896A3 true EP0104896A3 (en) | 1984-10-10 |
Family
ID=23678698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP83305636A Withdrawn EP0104896A3 (en) | 1982-09-24 | 1983-09-22 | Flowrate control for a blood flow system |
Country Status (3)
Country | Link |
---|---|
US (1) | US4464164A (en) |
EP (1) | EP0104896A3 (en) |
JP (1) | JPS5980255A (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4776837A (en) * | 1983-06-21 | 1988-10-11 | Kopp Klaus F | Single lumen catheter fluid treatment |
US4643714A (en) * | 1985-08-05 | 1987-02-17 | Cobe Laboratories, Inc. | Single needle apparatus |
US4828543A (en) * | 1986-04-03 | 1989-05-09 | Weiss Paul I | Extracorporeal circulation apparatus |
US4767399A (en) * | 1986-12-05 | 1988-08-30 | Fisher Scientific Group Inc. Dba Imed Corporation | Volumetric fluid withdrawal system |
DE3923836C1 (en) * | 1989-07-19 | 1990-09-20 | Fresenius Ag, 6380 Bad Homburg, De | |
FR2672219B1 (en) * | 1991-02-06 | 1998-09-11 | Hospal Ind | METHOD FOR CONTROLLING THE BLOOD CIRCULATION IN A SINGLE NEEDLE CIRCUIT. |
US5894273A (en) * | 1996-08-26 | 1999-04-13 | Fairway Medical Technologies, Inc. | Centrifugal blood pump driver apparatus |
US6048363A (en) | 1997-05-13 | 2000-04-11 | Nagyszalanczy; Lorant | Centrifugal blood pump apparatus |
US6889082B2 (en) | 1997-10-09 | 2005-05-03 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6610004B2 (en) | 1997-10-09 | 2003-08-26 | Orqis Medical Corporation | Implantable heart assist system and method of applying same |
US6726647B1 (en) * | 1998-10-23 | 2004-04-27 | Gambro Ab | Method and device for measuring access flow |
US6592567B1 (en) | 1999-12-07 | 2003-07-15 | Chf Solutions, Inc. | Kidney perfusion catheter |
US6468241B1 (en) * | 2000-10-26 | 2002-10-22 | Chf Solutions, Inc. | Artificial kidney set with electronic key |
US20020188167A1 (en) * | 2001-06-06 | 2002-12-12 | Anthony Viole | Multilumen catheter for minimizing limb ischemia |
US7048680B2 (en) * | 2001-06-06 | 2006-05-23 | Orqis Medical Corporation | Multilumen catheter for minimizing limb ischemia |
ITTO20011222A1 (en) | 2001-12-27 | 2003-06-27 | Gambro Lundia Ab | BLOOD FLOW CONTROL EQUIPMENT IN A BLOOD CIRCUIT-EXTRA-BODY. |
US7351218B2 (en) * | 2002-12-20 | 2008-04-01 | Gambro Lundia Ab | Device and process for extracorporeal treatment by citrate anticoagulant |
US8114044B2 (en) * | 2003-06-06 | 2012-02-14 | Creativasc Medical, Llc | Arteriovenous access valve system and process |
US20050277804A1 (en) * | 2004-06-10 | 2005-12-15 | Robert Pecor | System including a cannula having reduced flow resistance |
US7445592B2 (en) | 2004-06-10 | 2008-11-04 | Orqis Medical Corporation | Cannulae having reduced flow resistance |
JP4094600B2 (en) * | 2004-10-06 | 2008-06-04 | 日機装株式会社 | Blood purification equipment |
EP1896725B1 (en) | 2005-05-18 | 2010-09-01 | Gambro Lundia AB | An apparatus for controlling blood flow in an extracorporeal circuit |
US20080300528A1 (en) * | 2007-05-29 | 2008-12-04 | Creativasc Medical Llc | Arteriovenous access valve system and process |
US20090030498A1 (en) | 2007-05-29 | 2009-01-29 | Creativasc Medical | Arteriovenous Access Valve System and Process |
DE102008050367A1 (en) * | 2008-10-02 | 2010-04-08 | Fresenius Medical Care Deutschland Gmbh | Device and method for extracorporeal blood treatment in single-needle operation |
DE102009026592B4 (en) * | 2009-05-29 | 2014-08-28 | Sorin Group Deutschland Gmbh | Device for determining the venous inflow to a blood reservoir of an extracorporeal blood circulation |
US20110226253A1 (en) * | 2010-03-16 | 2011-09-22 | Exclusive Computer Innovations, Llc | Cough shield |
EP2415491B1 (en) | 2010-08-02 | 2014-06-04 | Gambro Lundia AB | Extracorporeal blood treatment apparatus |
EP2754458B1 (en) | 2011-07-12 | 2017-02-01 | Sorin Group Italia S.r.l. | Dual chamber blood reservoir |
BR112016024688A8 (en) | 2014-04-25 | 2021-05-11 | Creativasc Medical Corp | magnetically activated arteriovenous access valve system and related methods |
US10458833B2 (en) | 2014-05-16 | 2019-10-29 | Sorin Group Italia S.R.L. | Blood reservoir with fluid volume measurement based on pressure sensor |
WO2017001358A1 (en) | 2015-06-29 | 2017-01-05 | Gambro Lundia Ab | Extracorporeal blood circuit for single-needle treatments |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2535650A1 (en) * | 1975-08-09 | 1977-02-10 | Fresenius Chem Pharm Ind | DEVICE FOR DELIVERING A LIQUID IN HOSE SYSTEMS, IN PARTICULAR BLOOD IN EXTRACORPORAL CIRCUITS, USING A HOSE PUMP, IN PARTICULAR A ROLLER PUMP |
DE2636290A1 (en) * | 1976-08-12 | 1978-02-16 | Fresenius Chem Pharm Ind | DEVICE FOR CONTROLLING AND MONITORING BLOOD FLOW DURING BLOOD DIALYSIS, PERFUSION AND DIAFILTRATION USING ONLY ONE CONNECTION POINT TO THE PATIENT'S BLOOD CIRCUIT (SINGLE NEEDLE TECHNOLOGY) |
US4221543A (en) * | 1977-11-07 | 1980-09-09 | Renal Systems, Inc. | Bloom pump system |
WO1981002979A1 (en) * | 1980-04-14 | 1981-10-29 | Baxter Travenol Lab | Blood fractionation apparatus |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3830234A (en) * | 1971-06-04 | 1974-08-20 | Vital Assists | Dialysis control system and method |
US3756234A (en) * | 1971-06-04 | 1973-09-04 | Vital Assists | Single needle dialysis |
US3848592A (en) * | 1973-04-06 | 1974-11-19 | C Willock | Single needle alternating flow blood pump system |
NL158390B (en) * | 1973-11-26 | 1978-11-15 | Rhone Poulenc Sa | DEVICE FOR EXTERNAL CIRCULAR DIALYSIS. |
US3902490A (en) * | 1974-03-27 | 1975-09-02 | Univ Utah | Portable artificial kidney system |
DE2703188A1 (en) * | 1977-01-27 | 1978-08-03 | Heiner Oelrichs | Control system for kidney dialysis - using disposable hoses and balancing pump for substitute soln. feed equal to blood filtrate extn.; minimising infection risk |
US4401431A (en) * | 1981-06-26 | 1983-08-30 | Arp Leon J | Blood pump and oxygenator monitor-controller and display device |
-
1982
- 1982-09-24 US US06/423,381 patent/US4464164A/en not_active Expired - Fee Related
-
1983
- 1983-09-22 EP EP83305636A patent/EP0104896A3/en not_active Withdrawn
- 1983-09-22 JP JP58176115A patent/JPS5980255A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2535650A1 (en) * | 1975-08-09 | 1977-02-10 | Fresenius Chem Pharm Ind | DEVICE FOR DELIVERING A LIQUID IN HOSE SYSTEMS, IN PARTICULAR BLOOD IN EXTRACORPORAL CIRCUITS, USING A HOSE PUMP, IN PARTICULAR A ROLLER PUMP |
DE2636290A1 (en) * | 1976-08-12 | 1978-02-16 | Fresenius Chem Pharm Ind | DEVICE FOR CONTROLLING AND MONITORING BLOOD FLOW DURING BLOOD DIALYSIS, PERFUSION AND DIAFILTRATION USING ONLY ONE CONNECTION POINT TO THE PATIENT'S BLOOD CIRCUIT (SINGLE NEEDLE TECHNOLOGY) |
US4221543A (en) * | 1977-11-07 | 1980-09-09 | Renal Systems, Inc. | Bloom pump system |
WO1981002979A1 (en) * | 1980-04-14 | 1981-10-29 | Baxter Travenol Lab | Blood fractionation apparatus |
Also Published As
Publication number | Publication date |
---|---|
EP0104896A2 (en) | 1984-04-04 |
US4464164A (en) | 1984-08-07 |
JPS5980255A (en) | 1984-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Designated state(s): DE FR GB IT SE |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: BAXTER TRAVENOL LABORATORIES, INC. |
|
17P | Request for examination filed |
Effective date: 19850315 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19860523 |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: TROUTNER, VERNON H. Inventor name: MORROW, RICHARD A. |